Package org.apache.lucene.search.payloads

The payloads package provides Query mechanisms for finding and using payloads.

See:
          Description

Class Summary
AveragePayloadFunction Calculate the final score as the average score of all payloads seen.
MaxPayloadFunction Returns the maximum payload score seen, else 1 if there are no payloads on the doc.
MinPayloadFunction Calculates the minimum payload seen
PayloadFunction An abstract class that defines a way for Payload*Query instances to transform the cumulative effects of payload scores for a document.
PayloadNearQuery This class is very similar to SpanNearQuery except that it factors in the value of the payloads located at each of the positions where the TermSpans occurs.
PayloadSpanUtil Experimental class to get set of payloads for most standard Lucene queries.
PayloadTermQuery This class is very similar to SpanTermQuery except that it factors in the value of the payload located at each of the positions where the Term occurs.
 

Package org.apache.lucene.search.payloads Description

The payloads package provides Query mechanisms for finding and using payloads.

The following Query implementations are provided:

  1. PayloadTermQuery -- Boost a term's score based on the value of the payload located at that term.
  2. PayloadNearQuery -- A SpanNearQuery that factors in the value of the payloads located at each of the positions where the spans occur.



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